'lastIndexOf()' Syntax, Parameters and Note : lastIndexOf « Javascript Methods « JavaScript Reference

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3. lastIndexOf

'lastIndexOf()' Syntax, Parameters and Note

Note:

Search for the specified string, and return the final character position. 
If no match is found, it returns -1.
    
Syntax:
    
stringName.lastIndexOf(param1, param2)

Parameters:
    param1   Required; the string to search for.
    param2   Optional; the position to start the search.

    

      
      

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